How To Install The Function; How To Prime The Function Pump - Genie GTH-1056 Service And Repair Manual

Service and Repair Manual
Hydraulic Pump
How to Ins tall the F uncti on
How to Install the Function Pump
1 Carefully install the hydraulic pump onto the
transmission. Install the fasteners and tighten
to finger tight.
2 Torque the fasteners evenly to 85 ft-lbs / 115
Nm.
3 Install the smaller high pressure hose onto the
pump outlet. Torque the fasteners to
27-37 ft-lbs / 37-50 Nm.
4 Install the larger low pressure hose onto the
pump outlet. Install the hose retaining rings
and fasteners. Torque the fasteners to
55-66 ft-lbs / 74-90 Nm.
5 Working at the case drain at the top of the
pump, fill the pump with hydraulic fluid until the
fluid is at the top of the case drain fitting.
6 Install the case drain hose onto the pump and
torque to specification. Refer to Specifications,
Hydraulic Specifications.
7 Securely install the wire harness onto the
pump.
8 Check the level of the hydraulic fluid in the
hydraulic tank. Add fluid if needed.
9 Prime the pump. Refer to Repair Procedure,

How to Prime the Function Pump.

10 Start the engine and inspect for leaks.
11 Turn the machine off.
12 Adjust the pump pressure. Refer to Repair
Procedures, How to Adjust the Function Pump
Standby Pressure and How to Adjust the
Function Pump Pressure Pressure
Compensator.
50
How to Prime the F uncti on Pump
How to Prime the Function Pump
Note: When removing a hose assembly or fitting,
the O-ring (if equipped) on the fitting and/or hose
end must be replaced. All connections must be
torqued to specification during installation. Refer to
Specifications, Hydraulic Hose and Fitting Torque
Specifications.
1 Install all hoses onto the hydraulic pump.
Torque to specification.Refer to Specifications,
Hydraulic Hose and Fitting Torque
Specifications.
2 Locate the case drain filler plug at the side of
the function pump.
1 case drain filler plug
2 case drain hose
3 hydraulic supply line (from tank)
GTH-1056
April 2017
Part No. 1278145